CN201639060U

CN201639060U - Plug connecting device

Info

Publication number: CN201639060U
Application number: CN201020003507XU
Authority: CN
Inventors: 邱瑞荣
Original assignee: GT CONTACT CO Ltd
Current assignee: GT CONTACT CO Ltd
Priority date: 2010-01-18
Filing date: 2010-01-18
Publication date: 2010-11-17
Anticipated expiration: 2020-01-18

Abstract

The utility model discloses a plug connecting device which comprises a connector, a cable, sealant and a covering part, wherein the connector is provided with a terminal seat and terminals arranged in the terminal seat, the rear end of the terminal seat is provided with a containing groove in which the rear ends of the terminals are positioned; the cable comprises a plurality of core wires, the front ends of which extend into the containing groove and are respectively connected to the rear ends of the terminals; the sealant is coated inside the containing groove and covers the rear ends of the terminals and the front ends of the core wires; and the covering part partially covers the terminal seat of the connector and the cable. Therefore, as the rear ends of the terminals and the front ends of the core wires are covered by the sealant, even entering from the front end of the connector, the water in the environment can be stopped by the sealant, can not enter the containing groove and is difficult to permeate into the cable, so as to further achieve better waterproof effect.

Description

Plug-in connection device

Technical field

This creation is a kind of plug-in connection device, refers to a kind of waterproof plug-in connection device especially.

Background technology

General plug-in connection device roughly includes a connector, a cable and a coating member, cable is connected in the rear end of connector, coating member partly coats this connector and cable then, and just the rear end of the front end of connector and cable can stretch out in outside the coating member.The function of coating member is to allow the moisture in the external environment can't infiltrate in connector and the cable, avoids harm such as short circuit.Yet the moisture in the environment still may enter to from the front end of connector among the connector, infiltrates then to cable, therefore causes problems such as short circuit.

Therefore, this creator still has the space of improvement thoughts on known technology, and according to the correlation experience of being engaged in for many years in this respect, the concentrated observation and research, and cooperate the utilization of scientific principle, and propose a kind of reasonable in design and effectively improve this creation of known technology.

Summary of the invention

The main purpose of this creation is to provide a kind of plug-in connection device, and it can more effectively prevent the harm that moisture caused in the environment.

For reaching above-mentioned purpose, this creation proposes a kind of plug-in connection device, comprising: a connector, it has a terminal base and a plurality of terminal, those terminals are arranged among this terminal base, and the rear end of this terminal base is provided with a storage tank, and the rear end of those terminals is positioned among this storage tank; One cable, it has a plurality of heart yearns, and the front end of those heart yearns is inserted among this storage tank and is connected to the rear end of those terminals; One fluid sealant, it is coated among this storage tank, and coats the rear end of those terminals and the front end of those heart yearns; And one first coating member, it partly coats terminal base and this cable of this connector, and the front end of this terminal base stretches out in outside this first coating member, and the rear end of this cable stretches out in outside this first coating member.

By this, this creation has following beneficial effect: because fluid sealant has coated the rear end of those terminals and the front end of those heart yearns, moisture in the environment had both made from the front end of connector and had entered, and also can sealed glue stopped and can't enter into storage tank, and therefore moisture be difficult to infiltrate in the cable.

For enabling further to understand the feature and the technology contents of this creation, see also the detailed description and the accompanying drawing of following relevant this creation, yet accompanying drawing is only for reference and explanation usefulness, is not to be used for this creation is limited.

Description of drawings

Fig. 1 is the three-dimensional combination figure of plug-in connection device of the preferred embodiment of this creation.

Fig. 2 is the three-dimensional exploded view of plug-in connection device of the preferred embodiment of this creation.

Fig. 3 is another three-dimensional exploded view (uncoated fluid sealant) of plug-in connection device of the preferred embodiment of this creation.

Fig. 4 is the another three-dimensional exploded view (being coated with fluid sealant) of the plug-in connection device of the preferred embodiment of this creation.

Fig. 5 is the front view of plug-in connection device of the preferred embodiment of this creation.

Fig. 6 is the profile of plug-in connection device of the preferred embodiment of this creation.

Symbol description

10 connectors, 11 terminal bases

12 terminals, 13 storage tanks

20 cables, 21 insulating outer layer

22 heart yearns, 30 fluid sealants

40 first coating members, 50 second coating members

Embodiment

See also Fig. 1 to shown in Figure 6, this creation proposes an a kind of preferred embodiment of plug-in connection device 1, and this plug-in connection device 1 can comprise that assembly is as follows: a connector 10, a cable 20, a fluid sealant 30, one first coating member 40 and one second coating member 50.

Following elder generation illustrates the architectural feature of plug-in connection device 1 each assembly, puts off until some time later the characteristics of bright plug-in connection device 1 thereafter.And declarative procedure is when being described to direction (upper and lower, left and right, before and after), as being reference with Fig. 1 and Fig. 6, and the place ahead of the right-hand expression plug-in connection device 1 of drawing; As serving as with reference to describing the rear of the right-hand expression plug-in connection device 1 of drawing with Fig. 2 to Fig. 4.

See also Fig. 1 to shown in Figure 4, connector 10 has a terminal base 11 and a plurality of terminal 12, and those terminals 12 are made by conductive metal material, and are arranged among the terminal base 11.The rear end of terminal base 11 more is provided with a storage tank 13, and the rear end of those terminals 12 is positioned among the storage tank 13.The specification of connector 10 does not limit, and can be the connector of specifications such as USB, mini-USB, RJ45.

In addition, the terminal base of the connector 10 of some specification 11 forms for a plurality of combination of components, for example a metal-back and an insulating base (figure does not show), and terminal 12 is fixed on the insulating base, metal-back surrounds insulating base then.Generally, terminal 12 is still and is arranged among the terminal base 11.

Cable 20 has an insulating outer layer 21 and a plurality of heart yearn 22, and those heart yearns 22 are positioned among the insulating outer layer 21, and the front end of heart yearn 22 stretches out in outside the insulating outer layer 21.The front end of those heart yearns 22 is inserted among the storage tank 13, and more is connected to the rear end of those terminals 12, reaches electric connection with terminal 12.The other end of those heart yearns 22 can be connected on the electronic product (figure does not show).In addition, because the size of storage tank 13 is bigger, make the front end of insulating outer layer 21 of cable 20 also can stretch in the storage tank 13.

See also Fig. 3 and shown in Figure 4, have the space between storage tank 13 and the heart yearn 22, and fluid sealant 30 is coated among the storage tank 13, the space can be filled up, and fluid sealant 30 coats the rear end of those terminals 12 and the front end of those heart yearns 22, even the front end of coated insulation skin 21 (if insulating outer layer 21 stretches in the storage tank 13).

Fluid sealant 30 can be the colloid of an epoxide-resin glue (epoxy) or silica gel good water-proof effect such as (silicone).In addition, fluid sealant 30 not necessarily will fill up whole storage tank 13, as long as enough the rear end of terminal 12 and the front end of heart yearn 22 can be enveloped.

Please consult Fig. 1 again to shown in Figure 4, first coating member 40 is by not made by the material that water permeates, terminal base 11 and cable 20 that it partly coats connector 10 refer to that just the rear end of the front end of terminal base 11 and cable 20 stretches out in respectively outside first coating member 40.And second coating member 50 also is by can not made by the material that water permeates, and it partly coats first coating member 40 and cable 20, just refers to, the rear end of the front end of first coating member 40 and cable 20 stretches out in outside second coating member 50.

More than be the explanation of the architectural feature of plug-in connection device 1, the characteristics of plug-in connection device 1 then are described.

See also Fig. 5 and shown in Figure 6, after glue 30 to be sealed solidified, the moisture in the external environment had both made from the place ahead of connector 10 that (Fig. 6's is right-hand) enters, and also can sealed glue 30 stopped and can't enter into storage tank 13, and therefore moisture be difficult to infiltrate in the cable 20.In addition, moisture more can't be entered by the rear of connector 10 in the storage tank 13, also can stop by sealed glue 30.

In addition, by the coating of first coating member 40, the moisture in the external environment more is difficult to enter into storage tank 13 by the rear end of connector 10.And further, make moisture be difficult to enter into storage tank 13 more by the coating of second coating member 50.

What deserves to be mentioned is that if the waterproof effect of first coating member 40 is enough, then second coating member 50 can be selected to omit.

The above only is the preferred embodiment of this creation, and the non-protection range that is intended to limit to this creation so use the equivalence that this creation specification and accompanying drawing content do to change such as, all in like manner all is contained in the scope of claim protection of this creation, closes and gives Chen Ming.

Claims

1. a plug-in connection device is characterized in that, comprising:

A connector, it has a terminal base and a plurality of terminal, and those terminals are arranged among this terminal base, and the rear end of this terminal base is provided with a storage tank, and the rear end of those terminals is positioned among this storage tank;

One cable, it has a plurality of heart yearns, and the front end of those heart yearns is inserted among this storage tank and is connected to the rear end of those terminals;

One fluid sealant, it is coated among this storage tank, and coats the rear end of those terminals and the front end of those heart yearns; And

One first coating member, it partly coats terminal base and this cable of this connector, and the front end of this terminal base stretches out in outside this first coating member, and the rear end of this cable stretches out in outside this first coating member.

2. plug-in connection device according to claim 1 is characterized in that, sealing glue is an epoxide-resin glue.

3. plug-in connection device according to claim 1 is characterized in that, sealing glue is a silica gel.

4. according to claim 1,2 or 3 described plug-in connection devices, it is characterized in that, more comprise one second coating member, it partly coats this first coating member and this cable, the front end of this first coating member stretches out in outside this second coating member, and the rear end of this cable stretches out in outside this second coating member.

5. plug-in connection device according to claim 4 is characterized in that this cable has an insulating outer layer, and those heart yearns are positioned among this insulating outer layer, and the front end of those heart yearns stretches out outside this insulating outer layer.

6. plug-in connection device according to claim 5 is characterized in that, the front end of this insulating outer layer is inserted among this storage tank, and sealing glue coats the front end of this insulating outer layer.

7. according to claim 1,2 or 3 described plug-in connection devices, it is characterized in that this cable has an insulating outer layer, those heart yearns are positioned among this insulating outer layer, and the front end of those heart yearns stretches out outside this insulating outer layer.

8. plug-in connection device according to claim 7 is characterized in that, the front end of this insulating outer layer is inserted among this storage tank, and sealing glue coats the front end of this insulating outer layer.